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ASRock B550M Pro SE AM4 DDR4 SATA 6Gb/s 1 PCIe 4.0 x16 Micro ATX Motherboard - B550M PRO4

ASRock B550M Pro SE AM4 DDR4 SATA 6Gb/s 1 PCIe 4.0 x16 Micro ATX Motherboard – B550M PRO4

(0 customer reviews) SKU: 13-157-939
$99.99
In Stock

10 in stock

ASRock B550M Pro SE Micro ATX motherboard with AMD B550 chipset, AM4 socket, DDR4 memory support, PCIe 4.0, SATA 6Gb/s, dual M.2 slots, and robust connectivity—ideal for Ryzen-based gaming and productivity systems.

  • Tool-free installation with slide-and-lock design
  • USB 3.0 with 5Gbps transfer speed and UASP acceleration
  • Compatible with 7mm and 9.5mm 2.5" SATA HDD/SSD
  • Aluminum housing with effective heat dissipation
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SKU: 13-157-939

Description

The ASRock B550M Pro SE (B550M PRO4) is a high-performance Micro ATX motherboard engineered for the AMD AM4 socket, supporting Ryzen 3000, 4000 G-Series, and 5000 desktop processors. Featuring the AMD B550 chipset, this board supports up to 128GB of DDR4 memory across four DIMM slots in dual channel, and offers robust expansion with a PCIe 4.0 x16 slot for next-gen graphics cards and additional PCIe 3.0 slots. Storage options include four SATA 6Gb/s ports and dual M.2 slots supporting both NVMe and SATA SSDs. Designed for gaming, content creation, and productivity, the motherboard includes comprehensive cooling solutions, an 8-phase power design for enhanced stability, Gigabit LAN, 7.1 channel HD audio, and a variety of USB 3.2 and USB 2.0 ports. Its Micro ATX form factor makes it ideal for compact yet powerful PC builds, catering to both mainstream and enthusiast users looking for reliability and flexibility.

Additional information

Brand

ASRock
Model

B550M PRO SE (B550M PRO4)
Socket

AM4
Socket Type

AM4
Chipset

AMD B550
Form Factor

Micro ATX
Memory Type

DDR4
Dimensions

9.6" x 9.6" (24.4 cm x 24.4 cm)
Memory Slots

4 x DDR4 DIMM
Supported Memory

Dual Channel DDR4
Memory Support

4 x DDR4 DIMM, up to 128GB, Dual Channel
Maximum Memory Supported

128GB
PCIe Slots

1 x PCIe 4.0 x16, 1 x PCIe 3.0 x16 (x4), 1 x PCIe 3.0 x1
Storage

4 x SATA 6Gb/s, 2 x M.2 (NVMe/SATA)
Memory Channel

Dual Channel
LAN

1 x Gigabit Ethernet
SATA Ports

4 x SATA 6Gb/s
Audio

7.1 Channel HD Audio
M.2 Slots

2 x M.2
USB Ports

USB 3.2 Gen1, USB 2.0
Expansion Slots

Micro ATX (9.6" x 9.6")
Power Phases

8-Phase Power Design
Supported Processors

AMD Ryzen 3000, 4000 G-Series, 5000 Series
Integrated Graphics Outputs

HDMI, DisplayPort (with compatible CPUs)
Graphics Card Interface

PCIe 4.0 x16
Multi-GPU

AMD CrossFireX
Storage Interface

SATA 6Gb/s, M.2
BIOS

UEFI
Power Delivery

Enhanced
Operating System Support

Windows 10/11 64-bit
Cooling

Comprehensive solutions
Price

$99.99
RGB / Lighting

No
SKU

13-157-939
Integrated Graphics Support

Depends on CPU
Onboard Video

HDMI, DisplayPort (CPU dependent)
Multi-GPU Support

AMD CrossFireX
BIOS Type

UEFI

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Frequently Asked Questions

  • This product comes with a standard 2-year manufacturer warranty that covers any defects in materials and workmanship.
  • Please check the detailed specifications to ensure compatibility with your system. If you're unsure, our customer support team can help you determine compatibility.
  • Yes, we offer professional installation services for an additional fee. Please contact our support team to arrange for installation.

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